[INFO] fetching crate zelda 0.1.1... [INFO] checking zelda-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate zelda 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate zelda 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zelda 0.1.1 [INFO] finished tweaking crates.io crate zelda 0.1.1 [INFO] tweaked toml for crates.io crate zelda 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 36 packages [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding crossbeam v0.7.3 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.4.4 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding owning_ref v0.3.3 (latest: v0.4.1) [INFO] [stderr] Adding parking_lot v0.4.8 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.2.14 (latest: v0.9.9) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded parking_lot v0.4.8 [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 945de104456a09185b36fd2830c26f604957d225c54ddc23c998b8d2a1ce6bbc [INFO] running `Command { std: "docker" "start" "-a" "945de104456a09185b36fd2830c26f604957d225c54ddc23c998b8d2a1ce6bbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "945de104456a09185b36fd2830c26f604957d225c54ddc23c998b8d2a1ce6bbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "945de104456a09185b36fd2830c26f604957d225c54ddc23c998b8d2a1ce6bbc", kill_on_drop: false }` [INFO] [stdout] 945de104456a09185b36fd2830c26f604957d225c54ddc23c998b8d2a1ce6bbc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b293260aaee9f7172e1f5b08e56f208ddee038396898062e89e9afe26aa331c [INFO] running `Command { std: "docker" "start" "-a" "1b293260aaee9f7172e1f5b08e56f208ddee038396898062e89e9afe26aa331c", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking zelda v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.76s [INFO] running `Command { std: "docker" "inspect" "1b293260aaee9f7172e1f5b08e56f208ddee038396898062e89e9afe26aa331c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b293260aaee9f7172e1f5b08e56f208ddee038396898062e89e9afe26aa331c", kill_on_drop: false }` [INFO] [stdout] 1b293260aaee9f7172e1f5b08e56f208ddee038396898062e89e9afe26aa331c [INFO] checking zelda-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate zelda 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate zelda 0.1.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zelda 0.1.1 [INFO] finished tweaking crates.io crate zelda 0.1.1 [INFO] tweaked toml for crates.io crate zelda 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e82fc0a165ead38fac78f382d5e8022124c5bb60a7b8c3fbdb4a548d3c1e584 [INFO] running `Command { std: "docker" "start" "-a" "1e82fc0a165ead38fac78f382d5e8022124c5bb60a7b8c3fbdb4a548d3c1e584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e82fc0a165ead38fac78f382d5e8022124c5bb60a7b8c3fbdb4a548d3c1e584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e82fc0a165ead38fac78f382d5e8022124c5bb60a7b8c3fbdb4a548d3c1e584", kill_on_drop: false }` [INFO] [stdout] 1e82fc0a165ead38fac78f382d5e8022124c5bb60a7b8c3fbdb4a548d3c1e584 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f6413d274dcb6b4a6c001dee786c5332de7d2fdb6cbee105f5cdd4c8fd58a0a [INFO] running `Command { std: "docker" "start" "-a" "6f6413d274dcb6b4a6c001dee786c5332de7d2fdb6cbee105f5cdd4c8fd58a0a", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking zelda v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.79s [INFO] running `Command { std: "docker" "inspect" "6f6413d274dcb6b4a6c001dee786c5332de7d2fdb6cbee105f5cdd4c8fd58a0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f6413d274dcb6b4a6c001dee786c5332de7d2fdb6cbee105f5cdd4c8fd58a0a", kill_on_drop: false }` [INFO] [stdout] 6f6413d274dcb6b4a6c001dee786c5332de7d2fdb6cbee105f5cdd4c8fd58a0a